Set of 47 steel pattern blocks

Set of 47 used steel pattern blocks Set of 47 steel pattern blocks Features: Set of 47 Grade "1" pattern blocks. Made of special alloy steel. HRC 64. Matted and lapped edges. With identification number on each block. The set consists of the following pattern blocks: 1 unit of 1.005 mm. 19 units between 1.01 and 1.19 mm with 0.01 mm progressions. 8 units between 1.2 mm and 1.9 mm with progressions of 0.1 mm. 9 units between 1 mm and 9 mm with progressions of 1 mm. 10 units between 10 and 100 mm with 10 mm progressions. Supplied in wooden box and with Manufacturer's Inspection Certificate.